Reviewed OER Library

These reviews are provided as part of OSPI’s legislative mandate to develop a library of OER aligned with the Common Core State Standards.

Learn more about the materials selected, the rubrics used, the review process, and the data analysis approach in either the 2013 report, the 2014 report, or the 2015 report.



Geometry Resources

Resource PC/IM EQ AO
CK-12 Geometry Concepts (Reviewed Spring 2014)
CK-12 Foundation/Kathryn Dirga, Lori Jordan
2,1,1,2,2,2 1.55,1.4,1.8,1.8,1.2 2.2,2.0,2.0,1.8
CK-12 Geometry Honors Concepts (Reviewed Spring 2014)
CK-12 Foundation/Kaitlyn Spong
2,2,1,2,2,2 1.95,2.0,3.0,1.8,1.0 2.8,1.8,1.6,1.8
Curriki Geometry (Reviewed Spring 2014)
2,2,2,2,2,2 1.5625,1.75,2.0,1.25,1.25 1.5,1.75,0.75,2.0
New York State Common Core Mathematics Curriculum: Geometry (Module 1) (Reviewed Spring 2014)
EngageNY/Common Core
2,3,3,3,3,0 2.7,3.0,2.8,2.2,2.8 3.0,1.0,2.8,2.6
The Saylor Foundation K-12 Geometry Course (Reviewed Spring 2014)
The Saylor Foundation/ Kate Cottrell
1,1,1,1,2,1 1.25,1.5,1.5,1.0,1.0 1.75,1.5,2.0,1.25

The charts above show scores from three of the rubrics used in the review process. Higher bars are better. Click on a rubric name for more details.

The original documents (rubrics, call for proposals, materials reviewed, etc) for the OER reviews can be found here.

Creative Commons License
This work by the Office of Superintendent of Public Instruction is licensed under a Creative Commons Attribution 4.0 International License.